Population growth rate of US is 0.92%, according to CIA fact book. If a MLM plan projects bonuses based on expanding 'downline' or 'network' faster than this rate, it will be impossible for the majority and therefore, a scam. As they say in Quixtar, "Fight with me, but don't fight with a principle".

If the MLM

Does not place it's major bonuses by developing downline faster than 0.1% a year